public void ReturnTheCostOfTheFoodCategoriesPasses_WhenThePassedParameter_FoodCategoriesOfActiveDailyMenus_IsValid()
{
//Arrange
var dataMock = new Mock <IHomeMadeFoodData>();
var recipesServiceMock = new Mock <IRecipesService>();
DailyMenuService dailyMenuService = new DailyMenuService(dataMock.Object, recipesServiceMock.Object);
var foodCategories = new List <FoodCategory>();
var firstFoodCategory = new FoodCategory()
{
Id = Guid.NewGuid(),
Name = "First Food Category",
CostOfAllCategoryIngredients = 9.99m,
QuantityOfAllCategoryIngredients = 1.234
};
var secondFoodCategory = new FoodCategory()
{
Id = Guid.NewGuid(),
Name = "Second Food Category",
CostOfAllCategoryIngredients = 1m,
QuantityOfAllCategoryIngredients = 1
};
foodCategories.Add(firstFoodCategory);
foodCategories.Add(secondFoodCategory);
var expectedResult = firstFoodCategory.CostOfAllCategoryIngredients + secondFoodCategory.CostOfAllCategoryIngredients;
//Act
var actualResult = dailyMenuService.CalculateShoppingListCostForActiveDailyMenus(foodCategories);
Assert.AreEqual(expectedResult, actualResult);
}
public void Throw_WhenThePassedParameter_FoodCategoriesOfActiveDailyMenus_IsNull()
{
//Arrange
var dataMock = new Mock <IHomeMadeFoodData>();
var recipesServiceMock = new Mock <IRecipesService>();
DailyMenuService dailyMenuService = new DailyMenuService(dataMock.Object, recipesServiceMock.Object);
IEnumerable <FoodCategory> foodCategories = null;
//Act & Assert
Assert.Throws <ArgumentNullException>(() =>
dailyMenuService.CalculateShoppingListCostForActiveDailyMenus(foodCategories));
}